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UMC UM82C865F (I/O coupler)
dateType
Signal transmitter/receiver

Also known as:

  • PIC P4021
No additional chip specs

Description:

Support chip that eliminats the following chips on an IO card:
6x RS232 Line driver (1488)
10x RS232 Line Reciever (1489)
4x Timers (556)
1x IDE Control Signal Buffer (74244)
1x IDE Data Bus Buffer (74245)

Last updated 2024-08-04T18:57:31Z
doc No chip documents available

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